Guess Paper

What guesses are made by Think-Tank about the books found on earth?

Out of 5 grass papers 1 ream paper were used for printing.How many quire papers remained in stock?

Which indicator paper out of blue litmus paper and pH paper is useful to distinguish between ethanoic acid and hydrochloric acid?

If a square paper is folded as shown in the question figures and then folded paper is punched, what will be the pattern on opening the paper?

The probability of guessing a correct answer is x/12 . If the probability of not guessing the correct answer is 2/3 , then what is x equal to?